Paavam Paavam Rajakumaran 1990    star_border 6.5
The film is about a parallel college teacher who owns a bizarre and timid personality which forces his friends to fool him by posting him letters in the name of a girl. He gradually develops an intimate relationship with her but all his efforts to meet her are in vain. What happens when he actually meets her, and comes to know that she even had no idea about his existence, forms the crux of the story.

Himavahini 1983
When a woman discovers that her husband is unfaithful to her, she resorts to unconditional loyalty and submission to change his heart.

Nidra 1981
Aswathy decides to marry her childhood friend Raju, who was a mentally ill patient. But her life takes a turn when he starts behaving in a peculiar way.